package com.jiayuge.server.config.swagger;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

/**
 * 功能: Swagger的配置类
 *
 * @Program: yeb
 * @Date: 2021-11-16 17:27
 * @Author Jiayu.Yang
 */
@Configuration
@EnableSwagger2
public class Swagger2Config {

    //配置swagger2要扫面的接口包
    @Bean
    public Docket createRestApi(){
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.jiayuge.server.controller"))
                .paths(PathSelectors.any())
                .build()
                .securityContexts(securityContexts())
                .securitySchemes(securitySchemes());
    }

    private ApiInfo apiInfo(){
        return new ApiInfoBuilder()
                .title("云E办接口文档")
                .description("云E办接口文档")
                .contact(new Contact("Jiayu.Yang","http:localhost:8888/doc.html","2915323727@qq.com"))
                .version("1.0")
                .build();

    }
    private List<ApiKey> securitySchemes(){
        //设置请求头
        ArrayList<ApiKey> result = new ArrayList<>();
        ApiKey apiKey = new ApiKey("Authorization", "Authorization", "Header");
        result.add(apiKey);
        return result;
    }

    private List<SecurityContext> securityContexts(){
        //设置需要登录认证的路劲
        List<SecurityContext> result = new ArrayList<>();
        result.add(getContextByPath("/*"));
        return result;
    }

    //swagger全局拦截配置
    private SecurityContext getContextByPath(String pathRegex) {
        return SecurityContext.builder()
                .securityReferences(defaultAuth())
                .forPaths(PathSelectors.regex(pathRegex))
                .build();
    }

    //返回默认授权
    private List<SecurityReference> defaultAuth() {
        ArrayList<SecurityReference> result = new ArrayList<>();
        //  授权范围(所有的接口)
        AuthorizationScope authorizationScope = new AuthorizationScope("global","accessEveryThing");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0]=authorizationScope;
        result.add(new SecurityReference("Authorization",authorizationScopes));
        return result;

    }
}
